e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 17:52

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General

Target

e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66.exe
Size

28KB
MD5

13c7b3326805f62690255d2a9ac8bb80
SHA1

6d5e5862b8c77cd61fd999b61cffa33b948a2a19
SHA256

e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66
SHA512

7ecd7ad583e02db8fe4d8df9b0875eb638958df3f496bc70dfa0aef1e997aa59d5706e02745939ba8e74be7e130eec1b49b5f8b7d9f5a6d89ad5ea44861afdb6
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNLY:Dv8IRRdsxq1DjJcqfP

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1128	services.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0008000000022e04-133.dat	upx
behavioral2/memory/2204-134-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/1128-135-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0008000000022e04-136.dat	upx
behavioral2/memory/2204-138-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/1128-139-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66.exe
File opened for modification	C:\Windows\java.exe	e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66.exe
File created	C:\Windows\java.exe	e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 1128	2204	e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66.exe	81
PID 2204 wrote to memory of 1128	2204	e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66.exe	81
PID 2204 wrote to memory of 1128	2204	e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66.exe	81

C:\Users\Admin\AppData\Local\Temp\e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66.exe
"C:\Users\Admin\AppData\Local\Temp\e3b8dc738019e13deb66cd06a87274d7f9084bb5ee188e7dda49812d48c8cf66.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1128

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
bd9855b448a14065e0317f90776e3d2d

SHA1
45c224569237790aea2cb9ea503c4d353ec5cd0b

SHA256
6a88ea9ab0614a8abcc4e65bd8e0ded95bfbaa4ed0172fb3f497c9883fea0068

SHA512
c98dfe82bfe3f80cf55b6bfd0b27d77040d546865799a4c7985219c9941e483e834b4b1b5826aba129965d1f743c5ab26e74f0ff043c40a757fac443f56adf90

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1128-135-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1128-139-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2204-134-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2204-138-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download